Santika, D., D. S. Oetomo, and H. S. Yudha. “Feasibility Study of Nickel Mixed Hydroxide Precipitate (MHP) Smelter Construction Plan With High Pressure Acid Leaching (HPAL) Technology”. Journal of Social Science and Business Studies, vol. 3, no. 3, Sept. 2025, pp. 496-0, doi:10.61487/jssbs.v3i3.171.